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Merck
CN

285072

5-Amino-2-naphthalenesulfonic acid

≥95%

Synonym(s):

1-Amino-6-naphthalenesulfonic acid, 1-Amino-6-sulfonaphthalene, 1-Naphthylamine-6-sulfonic acid, 5-Naphthylamine-2-sulfonic acid, 6-Sulfo-1-naphthylamine

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About This Item

Linear Formula:
H2NC10H6SO3H
CAS Number:
119-79-9
Molecular Weight:
223.25
NACRES:
NA.22
PubChem Substance ID:
24856865
UNSPSC Code:
12352100
EC Number:
204-351-2
MDL number:
MFCD00004030
Assay:
≥95%
Form:
solid

Key Documents

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InChI key

UWPJYQYRSWYIGZ-UHFFFAOYSA-N

InChI

1S/C10H9NO3S/c11-10-3-1-2-7-6-8(15(12,13)14)4-5-9(7)10/h1-6H,11H2,(H,12,13,14)

SMILES string

Nc1cccc2cc(ccc12)S(O)(=O)=O

assay

≥95%

form

solid

solubility

soluble 100 mg/mL, clear, brown (1N NH4OH)

functional group

sulfonic acid

Quality Level

100

Related Categories

General description

The crystal structure of 5-amino-2-naphthalenesulfonic acid (1,6-Cleve′s acid) depicted the presence of a sulfonate-aminium group zwitterion.

Application

5-Amino-2-naphthalenesulfonic acid (1,6-Cleve′s acid) was used in the synthesis of nitrate reductase and detection of nitrate reduction by anaerobic bacteria.

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
MKCV8119
MKCX4596
MKCV8076
MKCV5208
MKCN5972

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P A Wideman et al.
Journal of clinical microbiology, 5(3), 315-319 (1977-03-01)
The laboratory and clinical evaluation of a potassium nitrate-saturated disk for the rapid detection of nitrate reductase production in anaerobes was investigated. The optimal disk concentration and incubation time were determined by utilizing triplicate sets of quadrant plates prepared with
Smith G, et al.
Acta Crystallographica Section E, Structure Reports Online, 60(11), o2014-o2016 (2004)
A S Rodrigues et al.
Chemosphere, 205, 433-442 (2018-05-01)
The electrodegradation of the 4-aminonaphthalene-1-sulfonic acid (4AN1S), 5-aminonaphthalene-2-sulfonic acid (5AN2S) and 8-aminonaphthalene-2-sulfonic acid (8AN2S) was studied, using two electrode materials as anode, BDD and Ti/Pt/PbO2, and two different electrolytes, sodium sulfate and sodium chloride. The highest COD removal rates were

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